diff --git a/app/views/admin/comments/_comment.html.erb b/app/views/admin/comments/_comment.html.erb
index 5de5c49f..1e2a1041 100644
--- a/app/views/admin/comments/_comment.html.erb
+++ b/app/views/admin/comments/_comment.html.erb
@@ -3,7 +3,7 @@
   <div class="shell">
     <div class="metadata">
       <div class="avatar">
-  		  <img src="//www.gravatar.com/avatar/<%= comment.author_email_md5 %>?s=64"
+  		  <img src="//www.gravatar.com/avatar/<%= comment.author_email_md5 %>?s=64&d=identicon"
   		  width="64"
   		  height="64"
   		  alt="<%= comment.author_name || 'Anonymous' %>">
diff --git a/app/views/api/_comment.html.erb b/app/views/api/_comment.html.erb
index f8c57045..85e16d86 100644
--- a/app/views/api/_comment.html.erb
+++ b/app/views/api/_comment.html.erb
@@ -2,14 +2,14 @@
 	<div class="juvia-metadata">
 		<% if comment.author_email %>
 			<div class="juvia-avatar">
-				<img src="//www.gravatar.com/avatar/<%= comment.author_email_md5 %>?s=64"
+				<img src="//www.gravatar.com/avatar/<%= comment.author_email_md5 %>?s=64&d=identicon"
 				width="64"
 				height="64"
 				alt="<%= comment.author_name || 'Anonymous' %>">
 			</div>
 		<% else %>
 			<div class="juvia-avatar">
-				<img src="http://www.gravatar.com/avatar/generic?s=64"
+				<img src="http://www.gravatar.com/avatar/generic?s=64&d=identicon"
 				width="64"
 				height="64"
 				alt="<%= comment.author_name || 'Anonymous' %>">